970  
CDUS43 KDMX 200646  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
146 AM CDT SUN APR 20 2025  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR APRIL 19 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 53 422 PM 87 1985 59 -6 49  
MINIMUM 34 1159 PM 15 2018 36 -2 33  
AVERAGE 44 47 -3 41  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.74 2005 0.15 -0.15 0.00  
MONTH TO DATE 2.41 2.47 -0.06 2.97  
SINCE MAR 1 6.21 4.76 1.45 5.29  
SINCE JAN 1 6.55 6.87 -0.32 6.27  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.2 2011 0.1 -0.1 0.0  
MONTH TO DATE 0.2 2.3 -2.1 0.3  
SINCE MAR 1 11.4 9.3 2.1 4.5  
SINCE JUL 1 20.3 43.4 -23.1 17.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 18 3 24  
MONTH TO DATE 386 403 -17 331  
SINCE MAR 1 1147 1400 -253 1185  
SINCE JUL 1 6399 7191 -792 5951  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 9.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 1000 PM  
LOWEST 39 100 PM  
AVERAGE 61  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 85 1985  
MINIMUM TEMPERATURE (F) 36 17 2018  
 
SUNRISE AND SUNSET  
APRIL 20 2025.........SUNRISE 623 AM CDT SUNSET 802 PM CDT  
APRIL 21 2025.........SUNRISE 621 AM CDT SUNSET 803 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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